Which airports can I use when flying from Honolulu to Ko Samui?

Flights from Honolulu to Ko Samui usually depart from Honolulu (HNL) and arrive at Ko Samui (USM).

Can I save money by using flexible dates for flights from Honolulu to Ko Samui?

Yes. Being flexible with your travel dates can save you up to 44% on the Honolulu to Ko Samui route. Wednesday is the cheapest departure day at ฿37,175 return on average, while Sunday is the most expensive at ฿65,748, a difference of ฿28,573. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

What popular places can I visit in Ko Samui?

Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Hin Ta and Hin Yai Rocks. These are among the most viewed places in Ko Samui on KAYAK.

Do I need a passport to fly from Honolulu to Ko Samui?

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Have flight prices from Honolulu to Ko Samui changed much recently?

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿50,885 to ฿145,535. That means the highest observed fare was about 3x higher than the lowest one.

What is the time difference between Honolulu and Ko Samui?

Ko Samui is 17 hours ahead of Honolulu (Indochina Time vs Hawaii-Aleutian Time). Plan for the time shift when scheduling connections or first-day activities.

Which car hire options are available at Ko Samui Airport (USM)?

Ko Samui Airport (USM) hosts 5 major car hire companies, with daily rates starting from around ฿447 for economy cars. Top options include: • Drive Car Rental • Alamo • Sixt • Enterprise Rent-A-Car • Hertz

Cheap Flights from Honolulu to Ko Samui | KAYAK

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Cheapest return flight

฿50,885

Typical prices: ฿37,175-฿65,759

Multiple Airlines

Tue 25/9Mon 15/10

HNL - USM • 3 stops

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Cheap Flights from Honolulu to Ko Samui (HNL-USM)

Discover the best prices for you by selecting your travel dates on KAYAK.

Return

One-way

Last minute

Recent return flight deals from Honolulu to Ko Samui

Fri 25 Sep - Thu 15 Oct

23:39 - 08:15HNL Honolulu-USM Ko Samui

39h 36m3 stops San Francisco Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

09:15 - 22:18USM Ko Samui-HNL Honolulu

30h 03m3 stops Bangkok Suvarnabhumi Taipei City Taiwan Taoyuan Intl San Francisco

฿50,885Multiple Airlines

Fri 25 Sep - Thu 15 Oct

23:39 - 08:35HNL Honolulu-USM Ko Samui

39h 56m3 stops San Francisco Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

18:25 - 10:45USM Ko Samui-HNL Honolulu

33h 20m2 stops Bangkok Suvarnabhumi Osaka Kansai Intl

฿52,862Multiple Airlines

Mon 5 Oct - Thu 15 Oct

12:50 - 14:45HNL Honolulu-USM Ko Samui

32h 55m3 stops Seattle/Tacoma Intl Taipei City Taiwan Taoyuan Intl Bangkok Suvarnabhumi

18:25 - 10:45USM Ko Samui-HNL Honolulu

33h 20m2 stops Bangkok Suvarnabhumi Osaka Kansai Intl

฿53,949Multiple Airlines

Mon 5 Oct - Thu 15 Oct

13:00 - 19:40HNL Honolulu-USM Ko Samui

37h 40m2 stops Los Angeles Hong Kong Intl

11:55 - 09:58USM Ko Samui-HNL Honolulu

39h 03m2 stops Hong Kong Intl Los Angeles

฿54,015Multiple Airlines

Thu 3 Dec - Tue 15 Dec

12:20 - 17:10HNL Honolulu-USM Ko Samui

35h 50m2 stops Manila Ninoy Aquino Intl Singapore Changi

21:30 - 10:40USM Ko Samui-HNL Honolulu

30h 10m2 stops Bangkok Suvarnabhumi Manila Ninoy Aquino Intl

฿54,872Multiple Airlines

Mon 5 Oct - Thu 15 Oct

20:35 - 09:20HNL Honolulu-USM Ko Samui

43h 45m3 stops Los Angeles Doha Hamad Intl Bangkok Suvarnabhumi

20:50 - 22:11USM Ko Samui-HNL Honolulu

42h 21m3 stops Bangkok Suvarnabhumi Doha Hamad Intl Seattle/Tacoma Intl

฿55,828Qatar Airways

Thu 3 Dec - Tue 15 Dec

12:10 - 17:10HNL Honolulu-USM Ko Samui

36h 00m3 stops Tokyo Narita Taipei City Taiwan Taoyuan Intl Singapore Changi

07:00 - 08:45USM Ko Samui-HNL Honolulu

42h 45m2 stops Bangkok Suvarnabhumi Tokyo Haneda

฿59,882Multiple Airlines

Fri 25 Sep - Thu 15 Oct

12:55 - 19:40HNL Honolulu-USM Ko Samui

37h 45m2 stops Los Angeles Hong Kong Intl

11:55 - 09:58USM Ko Samui-HNL Honolulu

39h 03m2 stops Hong Kong Intl Los Angeles

฿82,391Multiple Airlines

Thu 3 Dec - Tue 15 Dec

12:10 - 15:20HNL Honolulu-USM Ko Samui

34h 10m3 stops Tokyo Narita Kuala Lumpur Intl Bangkok Suvarnabhumi

17:05 - 09:15USM Ko Samui-HNL Honolulu

33h 10m3 stops Bangkok Suvarnabhumi Kuala Lumpur Intl Tokyo Narita

฿82,984Multiple Airlines

Wed 21 Oct - Sun 25 Oct

13:00 - 21:10HNL Honolulu-USM Ko Samui

39h 10m2 stops Los Angeles Singapore Changi

13:25 - 11:53USM Ko Samui-HNL Honolulu

39h 28m2 stops Singapore Changi Los Angeles

฿92,871Singapore Airlines

Booking Insights

Price, demand, and travel trends for Honolulu to Ko Samui flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Honolulu to Ko Samui with more confidence.

What is the cheapest airline to fly from Honolulu to Ko Samui?

Qatar Airways (฿55,828) and Singapore Airlines (฿92,871) are the cheapest airlines to fly return from Honolulu to Ko Samui according to KAYAK data over the last 5 days.

Find deals

When to book flights from Honolulu to Ko Samui

Are your dates flexible? Find out the best times to travel from Honolulu to Ko Samui based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

Which airports can I use when flying from Honolulu to Ko Samui?
Flights from Honolulu to Ko Samui usually depart from Honolulu (HNL) and arrive at Ko Samui (USM).
Can I save money by using flexible dates for flights from Honolulu to Ko Samui?
Yes. Being flexible with your travel dates can save you up to 44% on the Honolulu to Ko Samui route. Wednesday is the cheapest departure day at ฿37,175 return on average, while Sunday is the most expensive at ฿65,748, a difference of ฿28,573. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.
What popular places can I visit in Ko Samui?
Some of the most popular sights in Ko Samui are Chaweng Beach, Lamai Beach, and Hin Ta and Hin Yai Rocks. These are among the most viewed places in Ko Samui on KAYAK.
Do I need a passport to fly from Honolulu to Ko Samui?
Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.
Have flight prices from Honolulu to Ko Samui changed much recently?
Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about ฿50,885 to ฿145,535. That means the highest observed fare was about 3x higher than the lowest one.
What is the time difference between Honolulu and Ko Samui?
Ko Samui is 17 hours ahead of Honolulu (Indochina Time vs Hawaii-Aleutian Time). Plan for the time shift when scheduling connections or first-day activities.
Which car hire options are available at Ko Samui Airport (USM)?
Ko Samui Airport (USM) hosts 5 major car hire companies, with daily rates starting from around ฿447 for economy cars. Top options include:
• Drive Car Rental
• Alamo
• Sixt
• Enterprise Rent-A-Car
• Hertz

If your dates are flexible, aim for a Wednesday departure instead of Sunday. On this route, Wednesday flights average ฿37,175 – about ฿28,573 less than Sunday (43% savings) based on the last 12 months.
If you're arriving late at night and need somewhere to stay, check out these hotels close to Ko Samui Airport.
- Ozo Chaweng Samui - Sha Extra Plus
- Cosi Samui Chaweng Beach
- Melia Koh Samui

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HNL - USM

฿50,885 Find Cheap Flights from Honolulu to Ko Samui – Compare and Save

Everything you should know

Cheap Flights from Honolulu to Ko Samui (HNL-USM)

Recent return flight deals from Honolulu to Ko Samui

Recent one-way flight deals from Honolulu to Ko Samui

Recent last minute flight deals from Honolulu to Ko Samui

Price, demand, and travel trends for Honolulu to Ko Samui flights

What is the cheapest airline to fly from Honolulu to Ko Samui?

When to book flights from Honolulu to Ko Samui

Your Honolulu to Ko Samui flight questions, answered

Your guide to booking Honolulu to Ko Samui flights

More options for your flight from Honolulu to Ko Samui

Complete your trip to Ko Samui with a hotel stay or car hire

Information on your arrival and departure airports

Cabin class types available on flights from Honolulu to Ko Samui

Flights from domestic origins to Ko Samui

Flights to other popular destinations